Thumbwheel controller



FIG. 1 is a perspective view of a thumbwheel controller showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a front elevation view thereof; and

FIG. 6 is a rear elevation view thereof;

FIG. 7 is a perspective view of second embodiment of a thumbwheel controller;

FIG. 8 is a top plan view thereof;

FIG. 9 is a left side elevation view thereof;

FIG. 10 is a right side elevation view thereof;

FIG. 11 is a front elevation view thereof; and

FIG. 12 is a rear elevation view thereof;

FIG. 13 is a perspective view of third embodiment of a thumbwheel controller;

FIG. 14 is a top plan view thereof;

FIG. 15 is a left side elevation view thereof;

FIG. 16 is a right side elevation view thereof;

FIG. 17 is a front elevation view thereof; and

FIG. 18 is a rear elevation view thereof;

FIG. 19 is a perspective view of fourth embodiment of a thumbwheel controller;

FIG. 20 is a top plan view thereof;

FIG. 21 is a left side elevation view thereof;

FIG. 22 is a right side elevation view thereof;

FIG. 23 is a front elevation view thereof; and

FIG. 24 is a rear elevation view thereof;

FIG. 25 is a perspective view of fifth embodiment of a thumbwheel controller;

FIG. 26 is a top plan view thereof;

FIG. 27 is a left side elevation view thereof;

FIG. 28 is a right side elevation view thereof;

FIG. 29 is a front elevation view thereof; and,

FIG. 30 is a rear elevation view thereof.

The broken line showing of various features on the thumbwheel in FIGS. 25-30 is for illustrative purposes only and does not form part of the claimed design. 

CLAIM The ornamental design for a thumbwheel controller, as shown and described. 